<script setup>
import {Edit,Delete} from '@element-plus/icons-vue'
import { ref } from 'vue'
import { getApi, postApi,searchData ,updateApi,insertApi,deleteApi} from '@/axios/http.js'
import { ElMessage,ElMessageBox  } from 'element-plus';

//控制弹窗
const dialogVisible=ref(false);

//添加数据分类模型
const categoryModel=ref({
    categoryName:'',
    categoryAlise:'',
});

const categoryGetList =async ()=>{
   await getApi("/category/list",null,null).then(res=>{
       if(0===res.code){
        categorys.value=res.data;
       }
    }).catch(err=>{
        console.log(err)
    });
}
categoryGetList();
//控制弹窗标题的展示
const title = ref('');

//校验规则
const rules = {
    categoryName: [
        { required: true, message: '请输入分类名称', trigger: 'blur' },
    ],
    categoryAlise: [
        { required: true, message: '请输入分类别名', trigger: 'blur' },
    ]
};
const addCategory=async ()=>{
    const header="application/json";
    await insertApi("/category/insert",categoryModel.value,header).then(res=>{
        if(res.code === 0 ){
            ElMessage.success(res.message ? res.message : '添加成功');
            //添加成功后刷新列表
            categoryGetList();
            //同时关闭弹窗
            dialogVisible.value = false;
        }
    }).catch();
}
//清除数据
const clearData = ()=>{
    categoryModel.value.categoryName='';
    categoryModel.value.categoryAlise='';
};
//文章列表
const categorys = ref([]);
//编辑展示弹窗
const showDialog=(row)=>{
    dialogVisible.value = true;
    title.value='编辑分类';
    categoryModel.value.categoryName=row.categoryName;
    categoryModel.value.categoryAlise=row.categoryAlise;
    //扩展id属性，将来需要传递给后台，完成修改该工作
    categoryModel.value.id=row.id

};

//修改数据
const updateCategory=async ()=>{
    const header="application/json";
    await updateApi("/category/update",categoryModel.value,header).then(res=>{
         if(res.code === 0 ){
            ElMessage.success(res.message ? res.message : '修改成功');
            //完成后刷新列表
            categoryGetList();
            //同时关闭弹窗
            dialogVisible.value = false;
            categoryModel.value.id="";
         }
    }).catch(err=>{
        ElMessage.error('')
    })
}

//删除文章数据
const deleteCategory =(row)=>{
    ElMessageBox.confirm(
    '确认要删除吗?',
    '提示',
    {
      confirmButtonText: '确认',
      cancelButtonText: '取消',
      type: 'warning',
    }
  )
    .then(() => {
      
      deleteApi("/category/delete",{id:row.id},null).then(res=>{
          if(0 === res.code){
            ElMessage({
               type: 'success',
               message: res.message ? res.message :'删除成功',
            });
            //完成后刷新列表
             categoryGetList();
          }
      })  
      
    })
    .catch(() => {
      ElMessage({
        type: 'info',
        message: '取消删除',
      })
    })
};


</script>
<template>
    <el-card class="page-container">
        <template #header>
            <div class="header">
                <span><strong>文章分类</strong></span>
                <div class="extra">
                    <el-button type="primary" @click="dialogVisible=true;title='添加分类';clearData()">添加分类</el-button>
                </div>
            </div>
        </template>
        <el-table :data="categorys" style="width: 100%">
            <el-table-column label="序号" width="100" type="index"> </el-table-column>
            <el-table-column label="分类名称" prop="categoryName"></el-table-column>
            <el-table-column label="分类别名" prop="categoryAlise"></el-table-column>
            <el-table-column label="操作" width="100">
                <template #default="{ row }">
                    <el-button :icon="Edit" circle plain type="primary" @click="showDialog(row)"></el-button>
                    <el-button :icon="Delete" circle plain type="danger" @click="deleteCategory(row)"></el-button>
                </template>
            </el-table-column>
            <template #empty>
                <el-empty description="没有数据" />
            </template>
        </el-table>

        <!-- 添加分类弹窗 -->
        <el-dialog v-model="dialogVisible" :title="title" width="30%">
            <el-form :model="categoryModel" :rules="rules" label-width="100px" style="padding-right: 30px">
                <el-form-item label="分类名称" prop="categoryName">
                    <el-input v-model="categoryModel.categoryName" minlength="1" maxlength="10"></el-input>
                </el-form-item>
                <el-form-item label="分类别名" prop="categoryAlise">
                    <el-input v-model="categoryModel.categoryAlise" minlength="1" maxlength="15"></el-input>
                </el-form-item>
            </el-form>
            <template #footer>
                <span class="dialog-footer">
                    <el-button @click="dialogVisible = false">取消</el-button>
                    <el-button type="primary" @click="title=='添加分类' ? addCategory() : updateCategory()"> 确认 </el-button>
                </span>
            </template> 
        </el-dialog>
    </el-card> 
    
</template>

<style lang="scss" scoped>
.page-container {
    min-height: 100%;
    box-sizing: border-box;

    .header {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
}
</style>